Control systems



CONTROL SYSTEMS Filed June 26, 1967 21 Sheets-Sheet 1 SUPPLY NETWORK Emma 11Q7 J com ET AL fifififififi? CONTROL SYSTEMS Filed June 26, 1967 21, Sheets-Sheet 2 TURN ON CONTROL CONTROL SYSTEMS Filed June 26, 1967 21 Sheets-Sheet 3 Jan. 6, 1970 J. M. com ET ALv 3,488.51?

CONTROL SYSTEMS I Filed June 26. 19s? 21 Sheets-Sheet 4.

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Jan. 6, 1970 Filed June 26. 1967 J. M; cowAN ET Al. CONTROL SYSTEMS 21 Sheets-Sheet s Jan. 6, 1970 J. M. COWAN ET AL 3,433,517

CONTROL SYSTEMS 21 Sheets-Sheet 6 Filed June 26, 1967 Jan. 6, 1970 J. M. co'wAN ETA| 3,488.5 7

CONTROL SYSTEMS 21 Sheets-Shaet 7 Filed June 26, 1967 Jan. 6, 1910' V J. M, CQWAN ET AL 3,488,517

CONTROL SYSTEMS Filed June 26, 1967 21 Sheets-Sheet 8 19 Q LL EQUIPMENT Jan. 6,1970 J. MCQWAN Em 3,488,517

' CONTROL SYSTEMS Filed June26, 1967 1 Sheefs-$heet 10 5'5" F5612. CONTROL i A /116 g: D6 R10 R18 CON 111 "r04 -11? TURN ON CONTROL Jan. 6, .1970 J. M. cow/m ET AL CONTROL SYSTEMS Filed June 26. 196.

21 Sheets-Sheet 11 7 TIME. Q

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CURRENT TO mm FO MER Jan. 6, 1970 Filed June 26, 1967 J. M. COWAN ET L CONTROL SYSTEMS 21 Sheets-Sheet 12v P COINCI N 1 REES/152 GATNEG\ A 1. 25 F623. 153 SWITCH FILTER. '7 UN 153 1 152 -DE N22 GATE r11;

154 SELECT L 151 050005 155 1 2 FILTER g" i SWITCH g GATE 8+- UNIT Jan 6, 1970 cow ET AL 3,488,517

CONTROL SYSTEMS Filed June 26, 1967 21 Sheets-Sheet 13 Jim-11. W70 .J. M. COWAN ET L mamfiw CONTROL SYSTEMS Filed June 26, 19s? 31, sheets shser. m

x C ow @E j a /C h L mm mwsm as P mm? Pm? g ww fi l mmmw @oE mm? T mm? 1.1L AL .1. M. bow: ET Al. 3,488,517

Jan. s, 1970 CONTROL svsrrmas 21 Sheets-Sh eet 17 Filed June 26, 1967 H v. SUPPLY IJflnB c OWAN- ETAL 21 Sheets-Sheet 19 med June 26. 19 67 11a TURN CONT ' J. M. cowAN ETAL Jan. 6,, 1970 CONTROL SYSTEMS 21 Sheets-Sheet 2O Filduune 126, i967 

